Color Palette
Design Made Easy
Create harmonious color schemes, extract palettes from images, and check accessibility contrast. 100% client-side - no data transmitted.
Color Palette Generator Tool
Base Color
Extract from Image
Drop image here or click to upload
Generated Palette
Click a color or format pill to copy. Use the lock icon to preserve colors when regenerating.
Contrast Checker (WCAG)
Contrast Ratio
Excellent contrast! This color combination is accessible for all text sizes.
The quick brown fox jumps over the lazy dog
Preview of text on background
Common Use Cases
Website Design
Generate consistent color schemes for websites and web applications with export to CSS variables.
App UI Design
Create harmonious color palettes for mobile apps with proper accessibility contrast.
Brand Identity
Develop cohesive brand color systems starting from a primary brand color.
Image-Based Design
Extract color palettes from photos or artwork for mood boards and design inspiration.
Accessibility Testing
Verify WCAG contrast requirements for text and background color combinations.
Developer Integration
Export palettes as CSS, SCSS, Tailwind config, or JSON for quick integration.
Color Harmony Types
Complementary
Two colors opposite on the wheel. High contrast, vibrant.
Analogous
Adjacent colors on the wheel. Harmonious and pleasing.
Triadic
Three colors evenly spaced. Balanced and colorful.
Tetradic (Square)
Four colors evenly spaced. Rich, diverse palette.
Split-Complementary
Base plus two adjacent to complement. Softer contrast.
Monochromatic
Shades and tints of one hue. Clean, cohesive look.
Double-Complementary
Two pairs of complementary colors. Dynamic and bold.
Compound
Combination of complementary and analogous. Versatile.
Shades
Darker versions of the base color. Professional depth.
Tints
Lighter versions with added white. Soft and airy.
Tones
Different saturation levels. Muted to vivid range.
Neutral
Low saturation colors. Elegant backgrounds, text.
Pastel
Soft, light colors. Gentle and calming aesthetic.
Vibrant
High saturation, bold colors. Energetic and striking.
Warm
Reds, oranges, yellows. Cozy and inviting feel.
Cool
Blues, greens, purples. Calm and refreshing mood.
Pro Tip: Link directly with ?color=#ff5500 or ?harmony=triadic - auto-generates on page load!
Frequently Asked Questions
Why We Built This Color Palette Generator
Choosing the right colors for a project can make or break a design. Whether you're building a website, designing an app, or creating brand materials, a harmonious color palette is essential. But understanding color theory and manually calculating complementary or triadic colors is time-consuming and error-prone.
Our Color Palette Generator automates the process of creating professional color schemes. Simply pick a base color, choose a harmony type, and instantly get a mathematically perfect palette. Need inspiration from a photo? Upload any image and extract its dominant colors. Want to ensure accessibility? Use the built-in WCAG contrast checker to verify your text is readable.
Like all tools on RJL.io, this color palette generator runs entirely in your browser. Your colors and images are never uploaded to any server. It's fast, private, and works offline. Export your palettes directly to CSS, Tailwind, SCSS, or JSON and integrate them into your project in seconds.
Building a complete design system? Check out our other CSS tools: the CSS REM Converter for responsive typography, SVG URL Encoder for inline SVG backgrounds, and Pretty Print to format your CSS beautifully. For design assets, use our QR Code Generator to create branded QR codes with your new palette colors.